code: def close(self):
      self.db.close()
  
imports: import shutil
  import numpy
  import plyvel
  import os.path
  import sys
  from bert.modeling import *
  from bert.tokenization import *
  import json
  import os.path
  import numpy
label_desc: Use image node_id 8 for calling the EmbeddingsDbResolver obj's underlying member method code with example usage: obj.close() without return types